Cleaning brush



FIG. 1 is a perspective view of my cleaning brush design as viewed frombelow;

FIG. 2 is a front elevational view thereof, the rear elevational viewthereof being a mirror image and symmetrical to the front elevationalview thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a sectional view taken along line 7—7 of FIG. 3.

The ornamental design for a cleaning brush, as shown and described.